/*
 * Copyright 2017 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.servicecomb.swagger.generator.core.unittest;

import java.lang.reflect.Method;
import java.util.HashSet;
import java.util.Set;

import io.servicecomb.swagger.generator.core.SwaggerGenerator;
import io.servicecomb.swagger.generator.core.SwaggerGeneratorContext;

public class SwaggerGeneratorForTest extends SwaggerGenerator {
    // 可用于控制一次扫描中有哪些method需要处理
    // 如果methodNameSet为null，表示全部处理
    private Set<String> methodNameSet;

    public SwaggerGeneratorForTest(SwaggerGeneratorContext context, Class<?> cls) {
        super(context, cls);
        setPackageName("gen.cse.ms.ut");
    }

    public boolean containsMethod(String methodName) {
        if (methodNameSet == null) {
            // 无约束
            return true;
        }

        return methodNameSet.contains(methodName);
    }

    protected void clearMethod() {
        if (methodNameSet != null) {
            methodNameSet.clear();
        }
        methodNameSet = null;
    }

    public void replaceMethods(String... methodNames) {
        clearMethod();

        if (methodNames == null || methodNames.length == 0) {
            return;
        }

        if (methodNameSet == null) {
            methodNameSet = new HashSet<>();
        }

        for (String methodName : methodNames) {
            methodNameSet.add(methodName);
        }
    }

    @Override
    protected boolean isSkipMethod(Method method) {
        boolean skip = super.isSkipMethod(method);
        if (skip) {
            return true;
        }

        return !containsMethod(method.getName());
    }
}
